Electrically heated ear muff



FIG. 1 is a right side elevational view of an electrically heated ear muff showing my new design;

FIG. 2 is a left side elevational view thereof;

FIG. 3 is a perspective view thereof; and

FIG. 4 is a rear elevational view thereof. 

The ornamental design for an electrically heated ear muff, as shown and described. 